Rectangular copper bar sink offers quality, beauty and functionality for todays' home. Copper sinks are green friendly an a unique piece of art. Each sink has been wood fired that creates a smoked patina. Because of this process each sink has its own special designed patina that occurs from the amount of heat and smoke during the firing process. No harsh chemicals are used to treat these sinks, making them environmentally friendly. Each sink meets riqourous quality control standards in addition to the one of kind beauty and durability you would expect from a premium product.